//Do with 201320934 201320961 201021412
public class CalTest {

	public static void main(String[] args) {
		Calculator cal= new Calculator();
		
		System.out.println(cal.add(8, 5));
		System.out.println(cal.subtract(7, 5));
		System.out.println(cal.divide(10, 65));
		System.out.println(cal.multiply(10, 2));
	
	}

}
